diff --git a/README.md b/README.md
index 2fd9f43..ec1f7b7 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,5 @@
 # avogadro
 
+Avogadro is an advanced molecule editor and visualizer designed for cross-platform use in computational chemistry, molecular modeling, bioinformatics, materials science, and related areas.
+It offers flexible high quality rendering and a powerful plugin architecture.
+
diff --git a/avogadro.spec b/avogadro.spec
new file mode 100644
index 0000000..318fe55
--- /dev/null
+++ b/avogadro.spec
@@ -0,0 +1,131 @@
+Name:          avogadro
+Version:       1.1.0
+Release:       1mamba
+Summary:       An advanced molecule editor and visualizer
+Group:         Graphical Desktop/Applications/Scientific
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Davide Madrisan <davide.madrisan@gmail.com>
+URL:           http://avogadro.openmolecules.net
+Source:        http://downloads.sourceforge.net/project/%{name}/%{name}/%{version}/%{name}-%{version}.tar.gz
+License:       GPL
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: libgcc
+BuildRequires: libGL-devel
+BuildRequires: libglew-devel
+BuildRequires: libGLU-devel
+BuildRequires: libICE-devel
+BuildRequires: libpython-devel
+BuildRequires: libqt4-devel
+BuildRequires: libSM-devel
+BuildRequires: libstdc++6-devel
+BuildRequires: libX11-devel
+BuildRequires: libXext-devel
+BuildRequires: libz-devel
+BuildRequires: openbabel-devel
+BuildRequires: python-boost-devel
+## AUTOBUILDREQ-END
+BuildRequires: python-sip-devel
+Requires:      python-numpy
+Requires:      libavogadro = %{?epoch:%epoch:}%{version}-%{release}
+BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+
+%description
+Avogadro is an advanced molecule editor and visualizer designed for cross-platform use in computational chemistry, molecular modeling, bioinformatics, materials science, and related areas.
+It offers flexible high quality rendering and a powerful plugin architecture.
+
+%package devel
+Summary:       Development files for %{name}
+Group:         Development/Libraries
+Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
+
+%description devel
+%{summary}.
+
+%package -n libavogadro
+Summary:       Runtime files for %{name}
+Group:         System/Libraries
+
+%description -n libavogadro
+%{summary}.
+
+%prep
+%setup -q
+# use working version included in cmake
+rm -f cmake/modules/FindPythonLibs.cmake
+
+%build
+%cmake -d build \
+   -DENABLE_GLSL:BOOL=ON \
+   -DENABLE_PYTHON:BOOL=ON \
+   -DPYTHON_LIBRARY:FILEPATH=%{_libdir}/libpython%{python_version}.so \
+   -DPYTHON_INCLUDE_DIR:PATH=%{_includedir}/python%{python_version} \
+   -DSIP_INCLUDE_DIR=%{_includedir}/python%{python_version}
+
+%make
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%makeinstall -C build
+
+install -d %{buildroot}%{_qt4_prefix}/mkspecs/features
+mv %{buildroot}%{_prefix}/features/avogadro.prf \
+   %{buildroot}%{_qt4_prefix}/mkspecs/features/avogadro.prf
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%post -n libavogadro -p /sbin/ldconfig
+%postun -n libavogadro -p /sbin/ldconfig
+
+%files
+%defattr(-,root,root)
+%{_bindir}/avogadro
+%{_bindir}/avopkg
+%{_datadir}/applications/avogadro.desktop
+%dir %{_datadir}/avogadro/builder
+%{_datadir}/avogadro/builder/*
+%dir %{_datadir}/avogadro/crystals
+%{_datadir}/avogadro/crystals/*
+%dir %{_datadir}/avogadro/fragments
+%{_datadir}/avogadro/fragments/*
+%{_datadir}/avogadro/i18n/avogadro*.qm
+%{_datadir}/pixmaps/avogadro-icon.png
+%{_mandir}/man1/avogadro.*
+%{_mandir}/man1/avopkg.*
+
+%files devel
+%defattr(-,root,root,-)
+%dir %{_includedir}/avogadro/
+%{_includedir}/avogadro/*
+%{_libdir}/libavogadro.so
+%{_libdir}/libavogadro_OpenQube.so
+%{_libdir}/avogadro/*.cmake
+%{_libdir}/avogadro/*/*.cmake
+%{_libdir}/avogadro/*/cmake/
+%{_libdir}/pkgconfig/avogadro.pc
+%{_qt4_prefix}/mkspecs/features/avogadro.prf
+%doc ChangeLog README
+
+%files -n libavogadro
+%defattr(-,root,root,-)
+%{_datadir}/avogadro/i18n/libavogadro*.qm
+%dir %{_datadir}/libavogadro
+%{_datadir}/libavogadro/*
+%{_libdir}/libavogadro.so.*
+%{_libdir}/libavogadro_OpenQube.so.*
+%dir %{_libdir}/avogadro
+%{_libdir}/avogadro/*/colors/
+%{_libdir}/avogadro/*/extensions/
+%{_libdir}/avogadro/*/engines/
+%{_libdir}/avogadro/*/tools/
+%{python_sitearch}/Avogadro.so
+#%doc AUTHORS COPYING
+
+%changelog
+* Sun Dec 02 2012 Automatic Build System <autodist@mambasoft.it> 1.1.0-1mamba
+- update to 1.1.0
+
+* Tue Sep 27 2011 Davide Madrisan <davide.madrisan@gmail.com> 1.0.3-1mamba
+- package created by autospec